240394456 has 16 divisors (see below), whose sum is σ = 466282800. Its totient is φ = 116052384.

The previous prime is 240394423. The next prime is 240394457. The reversal of 240394456 is 654493042.

It is a happy number.

240394456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240394457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517860 + ... + 518323.

It is an arithmetic number, because the mean of its divisors is an integer number (29142675).

Almost surely, 2^240394456 is an apocalyptic number.

It is an amenable number.

240394456 is a deficient number, since it is larger than the sum of its proper divisors (225888344).

240394456 is a wasteful number, since it uses less digits than its factorization.

240394456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036218 (or 1036214 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 240394456 is about 15504.6591707138. The cubic root of 240394456 is about 621.7867777546.

The spelling of 240394456 in words is "two hundred forty million, three hundred ninety-four thousand, four hundred fifty-six".